{"product_id":"mm74hc240wm","title":"MM74HC240WM","description":"\u003cp\u003eThe MM74HC240WM is a dual-channel inverting buffer from Fairchild Semiconductor, part of the 74HC logic family. It operates from 2V to 6V and provides 3-State outputs, allowing for direct connection to shared buses. Each channel can source or sink 7.8mA, making it suitable for driving LEDs or buffering logic signals. The 20-SOIC package is ideal for space-constrained PCB layouts. Typical applications include bus interfacing, signal inversion, and level shifting in industrial and consumer electronics.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWide 2V to 6V Supply Range: Compatible with both 3.3V and 5V systems, simplifying mixed-voltage design.\u003c\/li\u003e\n\u003cli\u003e3-State Outputs: Enables bus sharing without contention, improving system reliability.\u003c\/li\u003e\n\u003cli\u003eInverting Function: Provides signal inversion without additional logic gates, saving board space.\u003c\/li\u003e\n\u003cli\u003e7.8mA Drive Capability: Sufficient for driving LEDs and small loads directly.\u003c\/li\u003e\n\u003cli\u003eIndustrial Temperature Range: -40°C to 85°C ensures operation in harsh environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBus Interfacing in Mixed-Voltage Systems\u003c\/h3\u003e\u003cp\u003eThe 3-State outputs allow the MM74HC240WM to be connected directly to a shared data bus. When the output enable is inactive, the high-impedance state prevents bus contention, making it ideal for memory and peripheral interfacing.\u003c\/p\u003e\u003ch3\u003eInverting Signal Buffering for Logic Circuits\u003c\/h3\u003e\u003cp\u003eUse this buffer to invert and strengthen weak logic signals. The 7.8mA drive capability ensures reliable signal integrity over short PCB traces, reducing noise susceptibility in digital designs.\u003c\/p\u003e\u003ch3\u003eLevel Shifting Between 3.3V and 5V Logic\u003c\/h3\u003e\u003cp\u003eWith a wide 2V to 6V supply range, the MM74HC240WM can operate at 3.3V or 5V. This allows it to act as a simple level translator when interfacing different logic families, provided the input thresholds are compatible.\u003c\/p\u003e\u003ch3\u003eDriving LED Arrays in Industrial Displays\u003c\/h3\u003e\u003cp\u003eThe inverting buffer can sink up to 7.8mA per channel, which is sufficient to drive standard LEDs. By placing the LED between VCC and the output, the buffer acts as a current sink, simplifying display driver circuits.\u003c\/p\u003e\u003ch3\u003eGlue Logic for Microcontroller Peripherals\u003c\/h3\u003e\u003cp\u003eIn embedded systems, this buffer can isolate the microcontroller from heavy capacitive loads on peripheral lines. The 3-State feature also allows multiple peripherals to share the same I\/O lines without interference.\u003c\/p\u003e\u003ch3\u003eAutomotive ECU Signal Conditioning\u003c\/h3\u003e\u003cp\u003eOperating over -40°C to 85°C, this buffer is suitable for automotive electronic control units. It can buffer and invert sensor signals, ensuring clean logic levels for the ECU's processor.\u003c\/p\u003e\u003ctable\u003e\n\u003ccolgroup\u003e\u003ccol\u003e\u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr\u003e \t\u003ctd\u003eProduct attributes\u003c\/td\u003e \t\u003ctd\u003eProperty Value\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eManufacturer\u003c\/td\u003e \t\u003ctd\u003eFairchild Semiconductor\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003e74HC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eBulk | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePart Status\u003c\/td\u003e \t\u003ctd\u003eActive\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eLogic Type\u003c\/td\u003e \t\u003ctd\u003eBuffer, Inverting\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Elements\u003c\/td\u003e \t\u003ctd\u003e2\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of Bits per Element\u003c\/td\u003e \t\u003ctd\u003e4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eInput Type\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOutput Type\u003c\/td\u003e \t\u003ctd\u003e3-State\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCurrent - Output High, Low\u003c\/td\u003e \t\u003ctd\u003e7.8mA, 7.8mA\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply\u003c\/td\u003e \t\u003ctd\u003e2V ~ 6V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 85°C (TA)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eGrade\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eQualification\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMounting Type\u003c\/td\u003e \t\u003ctd\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e20-SOIC (0.295\", 7.50mm Width)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e20-SOIC\u003c\/td\u003e \u003c\/tr\u003e  \u003ctr\u003e   \u003ctd\u003eROHS\u003c\/td\u003e   \u003ctd\u003e\u003cimg class=\"ROSHICON\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/ROHSICON.png?v=1757832376\"\u003e\u003c\/td\u003e  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What is the logic family of the MM74HC240WM?\u003c\/dt\u003e\n\u003cdd\u003eA: It belongs to the 74HC family, operating from 2V to 6V.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the function of this IC?\u003c\/dt\u003e\n\u003cdd\u003eA: It is an inverting buffer with 2 channels.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output type?\u003c\/dt\u003e\n\u003cdd\u003eA: It features 3-State outputs for bus-oriented applications.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the output current capability?\u003c\/dt\u003e\n\u003cdd\u003eA: It can source or sink 7.8mA per channel.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating temperature range?\u003c\/dt\u003e\n\u003cdd\u003eA: It is rated for -40°C to 85°C.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 20-SOIC (7.50mm width) package.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Fairchild Semiconductor","offers":[{"title":"Default Title","offer_id":53665863663905,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/hqickey.com\/de\/products\/mm74hc240wm","provider":"HQICKEY","version":"1.0","type":"link"}